<?php
defined('BASEPATH') OR exit('No direct script access allowed');
class Util extends CI_Controller {
	public function upload(){
        /*if($_FILES['file']['error'] > 0){
            exit("上传错误");
        }else{
            $path = './uploads/'.$_FILES['file']['name'];
            move_uploaded_file($_FILES['file']['tmp_name'],$path);
            echo 'uploads/'.$_FILES['file']['name'];
        }*/
        $config['upload_path']   = './uploads/';
        $config['allowed_types']  = 'gif|jpg|png';
        $config['max_size']   = 0;
        $config['max_width']   = 10240;
        $config['max_height']   = 7680;
        $this->load->library('upload', $config);
        if ( ! $this->upload->do_upload('file')){
            echo $this->upload->display_errors();
        }else{
            echo 'uploads/'.$this->upload->data('file_name');
        }
	}   
}